Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.PHARM SEMESTER-V • EXAMINATION SUMMER 2017
Subject Code: 2250006 Date: 16/06/2017
Subject Name: Pharmacognosy III
Time: 10:30 AM to 01:30 PM Total Marks: 80
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1

Write down the structure and identification tests for following phytoconstituents
Sennoside B Rutin Digitoxose
06

Give the difference between Cardenolide bufadienolide and write note any one bufadienolide containing drugs.
05

Write note on bitter tonic drugs.
05
Q.2

Discuss the different sources of Liquorice and give its chemical constituents and pharmacological actions.
06

Define Saponin glycoside. Give the difference between steroidal Saponin and triterpenoid Saponin (including structure).
05

Write note on one bark drug which has cardiotonic activity.
05
Q.3

Discuss the distinguishing Morphological, Microscopical chemical feature of Alexandarian Tinnevelly Senna.
06

Define Glycoside and explain its physicochemical properties, functions and extraction methods.
05

Write down the complete pharmacognosy of Gymnema.
05
Q.4

Write down complete pharmacognosy of one adaptogenic drug.
06

Write down Biological sources and chemical constituents of senega and explain transverse section of it with proper label.
05

Give the different species of Rhubarb with geographical sources and give the Chemical constituents and identification tests for rhubarb.
05
Q.5

Give the difference between following drugs.
Digitalis purpurea and Digitalis lanata
Centella asiatica and Bacopa moniera
06

Give Biological source, family, chemical constituents and uses of calophyllum and Bhilama.
05

Write down complete pharmacognosy of Flax seed.
05
Q. 6

Define tissue culture. Write down laboratory requirement for it.
06

Discuss the applications of plant tissue culture for production of phytoconstituents.
05

Write note on protoplast culture and somatic hybridization.
05
Q.7

Write down composition of nutrient media for plant tissue culture.
06

Give Biological source, family, chemical constituents and uses of Salix and Bhangro.
05

Write down Biological source, chemical constituents and uses of Rue and Palash.
05